Senior Software Engineer Jobs

New

Senior Software Engineer (Java)

As a Senior Java Developer in Payments. You'll have the opportunity to: Work in ...

Location

Brazil , Sao Jose dos Campos

Salary:

Not provided

Adyen

Expiration Date

Until further notice

Requirements

High skilled with Java
Familiar with complex and high performance platform
Able to coach and train other developers
Able to communicate in English

Job Responsibility

Design, implement, test and monitor new features
Identify and improve parts of the platform to make it more robust and scalable
Collaborate across teams and time zones to make things happen, review code and be open to feedback
Communicating with stakeholders and merchants and monitoring the impact of new features

What we offer

programs to sharpen your English skills if needed

New

Senior Software Engineer

We are seeking a skilled and forward-thinking senior software engineer to join o...

Location

United States , Southfield

Salary:

Not provided

123 NET

Expiration Date

Until further notice

Requirements

3+ years of experience in the web application realm of software engineering
Bachelor’s degree in Computer Science or a related field, or equivalent professional experience
Perl, or desire to work in Perl (if you know Mojolicious, even better!)
JavaScript
SQL (MariaDB)
Vue.js (or another modern framework)
HTML/CSS
Linux proficiency
Kubernetes + Docker
REST API development

Job Responsibility

Collaborate with stakeholders to gather and refine technical requirements, ensuring alignment with business goals
Develop and implement solutions iteratively, incorporating feedback to refine features and improve functionality
Integrate third-party APIs and optimize existing systems to enhance automation and efficiency
Perform code reviews, providing constructive feedback to improve code quality, maintainability, and best practices
Mentor junior engineers, fostering their growth through guidance, technical support, and knowledge sharing
Stay up to date with industry trends, continuously improving development processes and tools

What we offer

Health, Dental, and Vision insurance
Paid Holidays
Unlimited Paid Time Off
401(k) with Matching
Equipment Provided

Fulltime

New

Senior Software Engineer

The Wikimedia Foundation is looking for a Senior Software Engineer to join our t...

Location

United States of America

Salary:

141352.00 - 175725.00 USD / Year

Wikimedia Foundation

Expiration Date

Until further notice

Requirements

Being comfortable working in a semi-ambiguous environment, similar to that of a startup
Experience in supporting complex web applications running on Amazon Web Services or other comparable cloud platforms
Experience working with Kafka or similar distributed event processing systems
Experience working with Nodejs and Go applications
Comfortable with configuration management and orchestration tools (ECS, Kubernetes), and modern observability infrastructure (monitoring, metrics and logging)
Aptitude for automation and streamlining of tasks
Comfortable with shell and scripting languages used in an SRE/Operations engineering context (e.g. Python, Go, Bash, Ruby, etc.)
Good understanding of Linux/Unix fundamentals and debugging skills
Strong English language skills and ability to work independently, as an effective part of a globally distributed team
B.S. or M.S. in Computer Science or equivalent in related work experience

Job Responsibility

Bringing your creativity to improve our current infrastructure
Being a key part of planning our future technical roadmap
Maintaining and improving the reliability of highly used commercial data feeds
Supporting new code/feature deployments
Troubleshooting, debugging and following-up on emerging issues in our application stack and its surroundings
Assisting in the architectural design of new services and making them operate at scale
Incident response, diagnosis and follow-up on system outages or alerts across Wikimedia Enterprise’s production infrastructure
Sharing our values and work in accordance with them

Fulltime

New

Federal Senior Software Engineer

As Virtru continues to grow rapidly worldwide, including in the U.S. public sect...

Location

United States , Washington DC

Salary:

190000.00 - 225000.00 USD / Year

Virtru

Expiration Date

Until further notice

Requirements

Active U.S. TS/SCI Clearance required - ideally with CI poly or willingness to sit for one
5+ years Experience with Go or Java and backend development
Experience developing software in or supporting Federal Government customer environments, with a focus on DoD mission areas
Experience integrating software solutions with other business systems, for example: data warehousing, BI, CRM, ERP, or analytics platforms
Ability to decompose complicated technical concepts into manageable parts and effectively communicate those parts in a manner that is digestible for peers as well as management
Self-starter and system-level thinker who proactively scans for and communicates problems with technology, investigates potential causes, and proposes solutions/next steps
Strong communication skills
Project management skills, including experience working on matrixed teams
Expert in building relationships, listening and managing time
A passion to serve the customer, which has played out in a prior customer-facing role like consulting or support, ideally sales engineering

Job Responsibility

Deliver efficient and professional solutions for clients to maximize value from Virtru’s products in Go or Java
Maintain awareness and knowledge of Virtru products, specifically APIs and SDKs
Able to develop standalone, modular, and code libraries to enable clients adoption of Virtru products
Engage with multiple business units including software engineering, operations, product management, and business stakeholders
Maintain a broad and deep technical understanding of the Virtru product line and the underlying technologies and protocols
Understand Virtru’s engineering strategy and business goals, and use this context to inform your work with VGS customers
Stay up-to-date on industry trends through self-study, research, and online courses

What we offer

A Flexible PTO policy — we strongly encourage you to take time off (in addition to 14 holidays)
A $1,500 annual Learning & Development Stipend
Frequent company-sponsored team celebrations
Access to an Employee Assistance Program
Access to Headspace, a mental health app tailored to your specific needs
A flat 3% contribution to your retirement account
A high degree of flexibility
Competitive compensation
Generous parental, medical, and bereavement policies
Uncapped commissions for Sales roles

Fulltime

New

Senior Software Engineer - Search

Truveta is the world’s first health provider led data platform with a vision of ...

Location

United States , Seattle

Salary:

155000.00 - 190000.00 USD / Year

Truveta

Expiration Date

Until further notice

Requirements

Bachelor’s degree in Computer Science, Software Engineering, Computer Engineering, Information Systems, or a related field (advanced degree a plus)
5+ years of professional software engineering experience
Designing, building, and operating distributed systems at scale
Writing production-quality, efficient, multi-threaded code that runs reliably in cloud environments
Architecting and implementing search system features (indexing, querying, optimization), including building robust test frameworks
Reviewing data specifications and handling large-scale data storage and distribution using specialized protocols
Debugging and resolving complex production issues in distributed systems
Proven experience with cloud-native architectures and DevOps practices (preferably Azure, though AWS/GCP experience is relevant)

Job Responsibility

Design, build, and maintain index, query, and search system features utilized to aggregate and analyze health data
Architecting, implementing, and testing new index and query features
Optimizing end-to-end index performance
Planning, architecting, and deploying highly scalable and highly reliable search systems
Implement relevant compliance controls and conduct thorough security reviews
Drive observability, reliability, and automation across the infrastructure and platform
Monitor emerging technology in the search and infrastructure domains, evaluate applicability, and champion adoption where appropriate
Contribute to knowledge sharing and best practices within the team

What we offer

Comprehensive benefits with strong medical, dental and vision insurance plans
401K plan
Professional development & training opportunities for continuous learning
Work/life autonomy via flexible work hours and flexible paid time off
Generous parental leave
Regular team activities (virtual and in-person)
Additional compensation such as incentive pay and stock options

Fulltime

New

Senior Software Engineer - Frontend

You’ll join the team primarily responsible for our overall front-end experience,...

Location

United States

Salary:

200000.00 - 225000.00 USD / Year

Tines

Expiration Date

Until further notice

Requirements

Capable with a high-level programming language
Comfortable building a small command-line program that makes decisions based on JSON input
Comfortable working across frontend, backend, and infrastructure (broad role, not specialized)
Must be authorized to work for any employer in the U.S. (for U.S. roles)

Job Responsibility

Work closely with colleagues to build solutions to customer problems
Write and review high quality, well tested code
Identify areas for improvement in codebase and workflows
Own problems and software solutions all the way to production
Shape and evolve our design system, building high-quality components
Mentor other engineers (at higher levels)
Help prioritise our roadmap (at higher levels)

What we offer

Competitive salary
Startup equity & extended exercise window
Matching retirement plans
Home office setup
Private healthcare plans
25 days annual leave
Extra company holidays
Generous parental leave programs
Flexibility in how and where you work
Phone and home Internet allowance

Fulltime

New

Senior Software Engineer, Cloud Foundations

The Temporal Cloud Foundations group is looking for a Senior Software Engineer w...

Location

United States

Salary:

180000.00 - 225000.00 USD / Year

Temporal

Expiration Date

Until further notice

Requirements

5+ years of professional software engineering experience
At least 3 years working on scalable distributed systems in production
Strong understanding of distributed systems concepts (consensus, concurrency, fault tolerance, multi-threading)
Proficiency in writing concurrent code in a language like Go, Java, or similar
Demonstrated experience designing and operating production systems in a cloud environment (AWS, GCP, or Azure)
Track record of driving projects from concept through design, implementation, launch, and ongoing operations
Strong communication skills
Ability to work effectively in small, collaborative, high-ownership teams
Experience mentoring or leading engineers
Experience contributing to architectural decisions

Job Responsibility

Lead the design and implementation of features for our Cloud Operational API, Temporal Workflows, Enterprise Features, and data pipelines
Drive architectural discussions, setting direction for the scalability, reliability, and efficiency of our services
Build and advocate for a strong developer experience for Temporal Cloud customers
Make and communicate practical technical trade-offs that balance customer needs, reliability, and system performance
Take ownership across the lifecycle of services—from design and implementation to deployment, monitoring, and operations
Improve and scale our tools (operational tools, CI/CD, deployment systems), processes, and engineering practices
Mentor and provide technical guidance to engineers on the team, raising the overall technical bar

What we offer

Unlimited PTO
12 Holidays + 2 Floating Holidays
100% Premiums Coverage for Medical, Dental, and Vision
AD&D, LT & ST Disability, and Life Insurance (Standard & Supplemental Available)
Empower 401K Plan
Perks for Learning & Development, Lifestyle Spending, In-Home Office Setup, Professional Memberships, WFH Meals, Internet Stipend
$3,600 / Year Work from Home Meals
$1,500 / Year Career Development & Learning
$1,200 / Year Lifestyle Spending Account
$1,000 / Year In-Home Office Setup (In addition to company-issued equipment)

Fulltime

New

Senior Software Engineer (Backend)

Tekmetric is looking for a Senior Software Engineer (Backend) to take part in th...

Location

Salary:

Not provided

Tekmetric

Expiration Date

Until further notice

Requirements

5+ years software engineering experience
Experience with Java and SQL databases (2+ years)
Enjoy working in fast moving and dynamic environments
High standards and a strong work ethic
Strong product sense and communication skills
Experience working cross-functionally and can work within ambiguity
Enjoy bringing innovation and impact to customers

Job Responsibility

Design and implement scalable services and applications that enable positive user experiences and measurable business growth
Provide implementation estimates and evaluations of different solutions
Collaborate with and across agile teams to design, develop, test, and support technical solutions
Ensure application performance, uptime, and scale, maintaining high standards of code quality and thoughtful application design
Manage the end-to-end life cycle on the development of new features
Provide technical leadership, mentorship and growth to junior team members as we scale

What we offer

Flexibility of remote work
Competitive base salaries
Generous Paid Time Off
Paid maternity, parental bonding, and medical leave
Comprehensive health benefits (Medical, Dental, Vision, Prescription)
Free, confidential counseling through BetterHelp
401(k) Retirement Savings Plan with 100% employer match on contributions up to 6%
Flexible Spending Accounts (FSA) and Health Savings Accounts (HSA)
Life and Accidental Death & Dismemberment (AD&D) Insurance
Up to $60/month toward fitness or mental health

Senior Software Engineer

Aiven Deutschland GmbH

Location:
Finland, Helsinki

Category:
IT - Software Development

Contract Type:
Not provided

Salary:

Job Description:

Job Responsibility:

Requirements:

Nice to have:

Additional Information:

Job Posted:
December 16, 2025

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Senior Software Engineer

Aiven Deutschland GmbH

Location:Finland, Helsinki

Category:IT - Software Development

Contract Type:Not provided

Salary:

Job Description:

Job Responsibility:

Requirements:

Nice to have:

Additional Information:

Job Posted:December 16, 2025

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Location:
Finland, Helsinki

Category:
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Contract Type:
Not provided

Job Posted:
December 16, 2025